Final Evaluation Rationale May 2018
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Tonto National Forest- Wilderness Evaluation Rationale 4-Unique Features a. Does the area contain rare plant or animal 5-Manageability communities or rare ecosystems? Consider: b. Are there any outstanding landscape features a. Shape and configuration, cherry stemming, such as waterfalls, mountains, viewpoints, boundary etc. 1-Apparent Naturalness 2-Solitude or Primitive and Unconfined Recreation waterbodies, or geologic features? b. Presence and extent of legally established uses or 1a. What is the composition of plant and animal communities? 2a. Consider impacts that are pervasive and influence a c. Are there historic and cultural resources sites rights (mining, special uses, traditional uses) 1b. What is the extent to which the area appears to reflect ecological conditions visitor's opportunity for solitude within the evaluated area. in the area of regional or national significance? c. Adjacent land management or signed decisions that would normally be associated with the area without human intervention? 2b. Consider the opportunity to engage in primitive type or d. Are there any research natural areas (RNA's)? d. Percent Roadless area 1c. What is the extent to which improvements included in the area represent a Characteristics unconfined recreation activities that lead to a visitor's ability Characteristics e. Are there any high quality water resources or e. Prevalence of non-primitive recreation activities Polygon District Preliminary Overall Rating Acres departure from apparent naturalness? Rating to feel a part of nature. Rating 3-Size important watershed features? f. Any other pertinent information Characteristics Rating a. In most areas the composition of plant and animal communities appears natural to the average forest visitor. Sonoran desert saguaro, mesquite, furrowing saltbush, crucifixion a. Yes, there are species of unique values present, such as thorn, and native bunch grasses make up the dominant plant communities. Additionally, lowland leopard frog and the Sonoran desert tortoise, The presence and extent of management activities and other there are some pockets of riparian vegetation including deer grass and individual cottonwood and desert bighorn sheep. uses that detract from wilderness characteristics are scattered trees. The presence of exotic, invasive and/or non-native plants are found in infrequent small b. Yes, there are outstanding viewpoints of Picket Post throughout. This polygon is bordered to the south by the White patch sizes in the area and include nonnative red brome, Buffel grass, and some Sahara Mountain. A total of 29 archaeological sites have been Canyon Wilderness Area, which is on Bureau of Land mustard. Suitable habitat for a variety of game and non-game wildlife species can be found in recorded to date within this polygon. Fourteen of these Management lands. The 4 Road gets a high level of use, but the area. Some species of special status include bighorn sheep, Sonoran desert tortoise and sites are prehistoric in nature, three date from the limited ability to get off the road with motorized vehicles makes lowland leopard frog. Wildfire affected approximately 15% of the area, but did not detract historic period, one is multi-component, and eleven are management possible. Few other uses and considerations in the from the apparent naturalness of the area. a. Opportunities to feel alone are possible in much of the area, though of unknown cultural or temporal affiliation. Prehistoric area make management to preserve wilderness characteristics b. To the average forest visitor the vegetation appears natural, reflects healthy ecosystem signs of civilization are possible. In over 70% of the area a visitor can site types include sherd and lithic scatters, pithouses, possible across most of the area, however the IDT recommends function, and shows little to no influence of previous human intervention. There are no experience solitude. The Four Road has high use on the weekends. The hornos, field houses, agricultural features, and rock a small boundary adjustment that removes the northeast known vegetation treatments in the area. Arizona National Scenic Trail receives a fair amount of use during the shelters. Historic site types include agricultural features portion of the polygon along Arnett Creek to the private c. Prevalence of improvements is rare or scattered. The presence or appearance of high use season. There is also use associated with the private adjacent and transportation corridors. property, due to difficulty of management of ongoing motorized improvements does not detract from apparent naturalness. Several pipelines and earthen land. c. Yes, there are prehistoric ruins, historic sites and use on unauthorized roads that would be difficult to stop. This stock tanks can be found in low density, scattered throughout the area. There is an isolated a. Moderate b. There are some opportunities for engaging in primitive and/or features of regional and national significance. area contains at least one Salt River Project (SRP) improvement unauthorized route and one authorized route. The Arizona National Scenic Trail (AZNST) runs b. High unconfined recreation such as hunting, hiking, horseback riding, and a. Moderate Yes, meets size d. No, There are no high quality water resources or and/or right of way. Mountain biking occurs in the area and is 1 Globe MODERATE 12249.95625 through the middle of the polygon. c. High dispersed camping. b. Moderate criteria important watershed features. considered one of the best mountain biking in the state. Moderate a. Yes, there are unique values such as proposed Picket Post research natural area, as well as species of concern such as Sonoran desert tortoise, lowland leopard frog, a. In most areas the composition of plant and animal communities would appear natural to longfin dace, Gila topminnow, and desert sucker. the average forest visitor. Sonoran desert saguaro, mesquite, four wing salt brush, crucifixion B. Yes, there are unique and outstanding landscape thorn, native bunch grasses make up the dominant plant communities. Additionally, there are features such as Picket Post Mountain and Arnett some pockets of riparian vegetation including deer grass and presence of individual Canyon. A total of 11 archaeological sites have been cottonwood. Wildlife include desert bighorn sheep, Sonoran desert tortoise, and lowland recorded to date within this polygon. Four of these sites leopard frog are present in the area. Longfin dace, Gila topminnow, desert sucker are present are prehistoric in nature, three date from the historic in Arnett Creek. Suitable habitat for a variety of game and non-game wildlife species can be period, three are multi-component, and one is of found in the area. The area is an important bird area. The presence of exotic, invasive and/or unknown cultural or temporal affiliation. Prehistoric site non-native plant and animal communities such as palm trees, tamarisk, and oleander are types include multi-room habitations, sherd and lithic found in infrequent small patch sizes in the area. scatters, field houses, and agricultural features. Historic The presence and extent of management activities and other b. To the average forest visitor the vegetation appears natural, reflects healthy ecosystem site types include Apache habitation sites, ranches, uses that detract from wilderness characteristics occurs across function, and shows little to no influence of previous human intervention. Restoration a. Frequent views of high human impact areas and encounters with, or corrals, and mining roads. most of the area. There is a high level of use on the Four Road. treatments, such as tamarisk removal, in the area have minimal physical impacts and have the evidence of, humans is common or likely. When away from private c. Yes, there are regionally and nationally significant There is a high level of mountain bike use in the area, including potential to restore a more natural appearance in a short time. property, user created trails, roads, and the arboretum the opportunity prehistoric, historic, and cultural resource sites. on the AZNST and permits for outfitter and guide activities, as it c. The presence or appearance of improvements does not detract from apparent naturalness. to experience solitude is possible. Visitors can hear sound of motorized d. No is considered one of the best mountain bike areas in the state. A Improvements includes a large fish barrier on Arnett creek and range improvements are uses throughout the area. e. Yes, Fish ORV on Arnett Creek and Telegraph Canyon, portion of the area is a part of the proposed Picket Post primarily earthen stock tanks and a small fence. The Arizona National Scenic Trail (AZNST) b. There are some opportunities for engaging in primitive and/or Eligible WSR, Arnett C has instream flow water right Research Natural Area. Private property is adjacent to the area, runs through the middle of the polygon. There are user created trails and exclosure fence a. Moderate unconfined recreation such as high quality hiking, horseback riding, and certificate, perennial stream in Sonoran desert, flows including the Thompson Arboretum, as well as private along Arnett Creek. Some evidence of historic mining improvements are present in the area as b. High bird watching. Visitors also take part in trail running, traveling the a. Low yes, meets size through scenic canyon. inholdings which results in Wildland Urban Interface (WUI). 2 Globe LOW 8471.815105 well as a developed trailhead. c. High Arizona National Scenic Trail